WO2015149442A1

WO2015149442A1 - Folding bed

Info

Publication number: WO2015149442A1
Application number: PCT/CN2014/082044
Authority: WO
Inventors: 杨宝庆
Original assignee: 浙江泰普森创意设计有限公司
Priority date: 2014-04-03
Filing date: 2014-07-11
Publication date: 2015-10-08
Also published as: EP3127456A4; US10010186B2; EP3127456A1; JP6089153B2; US20170065090A1; JP2016529080A

Abstract

A folding bed, comprising: bed cloth (9); a first side support rod (10) connected to a first edge of the bed cloth (9); and a second side support rod (20) connected to a second edge of the bed cloth (9), the first edge and the second edge being opposite to each other. The folding bed further comprises: a first L-shaped support rod (1), a first end of the first L-shaped support rod (1) being hingedly connected to the first side support rod (10); a second L-shaped support rod (2), a first end of the second L-shaped support rod (2) being hingedly connected to the second side support rod (20); a gear (3) connected to a second end of the first L-shaped support rod (1); and a gear locking member (4) connected to a second end of the second L-shaped support rod (2). The gear locking member (4) is provided with teeth, and the teeth of the gear locking member (4) and teeth on the gear (3) are interlocked when the second end of the first L-shaped support rod (1) and the second end of the second L-shaped support rod (2) rotate away from the bed cloth (9) and relatively slide when the second end of the first L-shaped support rod (1) and the second end of the second L-shaped support rod (2) rotate near the bed cloth (9). The folding bed is small in size after being folded, convenient to assemble and simple in folding and unfolding.

Description

Folding bed

The present application claims priority to Chinese Patent Application No. 2014-1013, 467, filed on Apr. 3, 2014, the entire disclosure of which is hereby incorporated by reference.

This application is submitted to the Chinese Patent Office on April 3, 2014, and the application number is

The priority of the Chinese patent application entitled "A Folding Bed" is hereby incorporated by reference.

Technical field

The present invention relates to the field of household goods, and more particularly to a folding bed.

Background technique

The folding bed has become the first choice for outdoor leisure products because of its advantages of being foldable, easy to carry and carry, but most of the folding beds have the disadvantages of large volume after folding, complicated assembly, difficulty in folding, etc., which bring people's lives. It is inconvenient.

Therefore, how to design a folding bed, which is small in volume after folding, and convenient in assembly and simple in folding, is a key problem to be solved by those skilled in the art.

Summary of the invention

SUMMARY OF THE INVENTION An object of the present invention is to provide a folding bed which is small in size after folding, and which is easy to assemble and simple to fold.

In order to achieve the above object, the present invention provides the following technical solutions:

A folding bed includes:

Bed cloth

a first side strut connected to the first edge of the bedcloth, a second side strut connected to the second edge of the bedcloth, the first edge and the second edge being opposite;

Also includes:

a first L-shaped support rod hinged to the first side strut at a first end;

a second L-shaped support rod hinged at a first end to the second side strut;

a gear coupled to the second end of the first L-shaped support rod;

a gear lock coupled to the second end of the second L-shaped support rod, the gear lock having teeth on the gear, at a second end of the first L-shaped support rod The second L-shaped support The second end of the rod is locked to each other when the bed cloth is rotated, and is opposite when the second end of the first L-shaped support rod and the second end of the second L-shaped support rod are rotated near the bed cloth Sliding teeth.

Preferably, the method further comprises:

a gear fixing member, the gear is located in the gear fixing member, and is circumferentially fixed relative to the gear fixing member, and is axially movable, and a compression spring is mounted between the gear fixing member and the gear, a tooth of the gear is disposed on an end surface of the gear, and a tooth of the gear has a first locking tooth surface and a first slidable tooth surface along a circumferential direction of the gear;

The gear lock member is axially connected to the gear fixing member, and the teeth of the gear lock member are disposed on an end surface of the gear lock member along a circumferential direction of the gear lock member. The teeth of the gear lock have a second locking tooth surface that can be engaged with the first locking tooth surface and interlock with each other, and can be attached to the first slidable tooth surface and can occur a relatively slidable second slidable tooth surface.

Preferably, a limit groove is formed on an inner surface of the gear fixing member, and an outer circumferential surface of the gear has a limiting protrusion adapted to the limiting groove.

Preferably, the first locking tooth surface is 90. The tooth surface, the first slidable tooth surface is 45. The tooth surface, the second locking tooth surface is 90. The tooth surface, the second slidable tooth surface is 45. Tooth surface.

Preferably, a rivet is further included, the gear fixing member is provided with a first rivet hole adapted to the rivet, and the gear lock member is provided with a second rivet hole adapted to the rivet.

Preferably, a button is also provided that is capable of pressing the gear toward the gear mount to disengage the gear from the gear lock.

Preferably, the button comprises: a button surface located outside the gear lock;

The presser foot of the gear is connected to the button surface, and the presser foot protrusion is opened on the gear lock.

Preferably, the gear holder has a first connecting tube, and one end of the first L-shaped support rod is inserted into the first connecting tube.

Preferably, the gear lock has a second connecting tube, and one end of the second L-shaped support rod is inserted into the second connecting tube.

Preferably, the first end of the first L-shaped support bar is provided with a first C-shaped card member that is engaged with the first side strut, and the first end of the second L-shaped support bar is provided with The second side strut is engaged The second c-type card.

It can be seen from the above technical solution that, when assembling the folding bed, the first end of the first L-shaped support rod is hinged with the first side strut, and the first end and the second side strut of the second L-shaped support rod are Hinging, then rotating the second end of the first L-shaped support bar and the second end of the second L-shaped support bar toward the bedcloth, the first end of the first L-shaped support bar and the second L-shaped support bar The distance of the first end will become larger and larger, until the bed cloth is tightened, the assembly of the folding bed can be completed; when folding the folding bed, the first side brace is taken from the first L-shaped support rod Removed, the second side strut is removed from the second L-shaped support rod, and then the second end of the first L-shaped support rod or the second end of the second L-shaped support rod is oriented toward the bedcloth Rotate until the first L-shaped support rod and the second L-shaped support rod are closed, and the folding bed can be folded. The folding bed in the invention has a small volume after being folded, and is convenient to assemble and has a simple folding.

DRAWINGS

1 is an exploded view of a first L-shaped support bar, a second L-shaped support bar, a gear lock, a gear, a compression spring, a gear fixing member, and a button according to an embodiment of the present invention;

2 is a schematic structural view of a gear provided by an embodiment of the present invention;

3 is an exploded view of a gear fixing member, a compression spring, a gear, a gear lock, a rivet, and a button according to an embodiment of the present invention;

4 is a schematic structural diagram of a button according to an embodiment of the present invention;

Figure 5 is a view showing a state of use of a folding bed according to an embodiment of the present invention;

6 is a schematic view showing a first L-shaped support bar and a second L-shaped support bar when the bed cloth is stretched according to an embodiment of the present invention;

7 is a schematic view of a first L-shaped support bar and a second L-shaped support bar when the bed cloth is relaxed according to an embodiment of the present invention;

8 is a schematic structural view of a first L-shaped support bar and a second L-shaped support bar when they are closed according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of a first L-shaped support bar and a second L-shaped support bar when fully closed according to an embodiment of the present invention.

Wherein, 1 is a first L-shaped support bar, 11 is a first C-shaped card member, 2 is a second L-shaped support bar, 21 is a second C-shaped card member, 10 is a first side strut, and 20 is a second Side strut, 3 is gear, 31 is the first slidable tooth surface, 32 is the first locking tooth surface, 33 is the limit protrusion, 4 is the gear lock, 41 is The second rivet hole, 42 is a presser foot hole, 43 is a second connecting pipe, 5 is a gear fixing member, 51 is a first rivet hole, 53 is a first connecting pipe, 6 is a compression spring, 7 is a rivet, and 8 is a button 81 is the button face, 82 is the presser foot, 83 is the presser foot protrusion, and 9 is the bed cloth.

detailed description

The invention discloses a folding bed, which has a small volume after being folded, and is convenient to assemble and simple to fold.

BRIEF DESCRIPTION OF THE DRAWINGS The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without making creative labor are within the scope of the present invention.

Please refer to FIG. 1 to FIG. 9. FIG. 1 is a first L-shaped support rod, a second L-shaped support rod, a gear lock, a gear, a compression spring, a gear fixing, and a button according to an embodiment of the present invention. FIG. 2 is a schematic structural view of a gear provided by an embodiment of the present invention; FIG. 3 is an exploded view of a gear fixing member, a compression spring, a gear, a gear lock, a rivet, and a button according to an embodiment of the present invention; FIG. 4 is a schematic structural view of a button provided by an embodiment of the present invention; FIG. 5 is a view showing a state of use of a folding bed according to an embodiment of the present invention; FIG. 6 is a bed cloth supporting according to an embodiment of the present invention; FIG. 7 is a schematic diagram of a first L-shaped support bar and a second L-shaped support bar when the bed cloth is relaxed according to an embodiment of the present invention; FIG. 8 FIG. 9 is a schematic structural view of a first L-shaped support bar and a second L-shaped support bar according to an embodiment of the present invention; FIG. 9 is a first L-shaped support bar and a second L-shaped according to an embodiment of the present invention; Support rod A schematic diagram of the structure when fully collapsed.

In an embodiment of the invention, the folding bed comprises: a bed cloth 9, a first side stay 10, a second side stay 20, and further includes a first L-shaped support rod 1, a second L-shaped support rod 2, a gear 3 and the gear lock 4 .

Wherein the first side stay 10 is connected to one edge of the bed cloth 9, the second side stay 20 and the bed cloth

The other edge of the 9 is joined, the first edge and the second edge being the opposite edges of the bed cloth 9. The first end of the first L-shaped support rod 1 is hinged to the first side strut 10, and the second end is connected to the gear 3, that is, the end of the "I" structure of the first L-shaped support rod 1 and the first side strut 10 articulated, the end of the "one" structure of the first L-shaped support rod 1 is connected to the gear 3. First end and second side strut of the second L-shaped support rod 2 20 hinged, the second end is connected with the gear lock 4, that is, the end of the "|" structure of the second L-shaped support rod 2 is hinged to the second side strut 20, and the "one" of the second L-shaped support rod 2 The ends of the structure are connected to the gear lock 4 .

The gear lock member 4 has a positively slidable relative to the teeth on the gear 3, and the reversely locked teeth, that is, the gear lock member 4 or the gear 3 can only be rotated in one direction and locked in the opposite direction. Can't turn. In this embodiment, when the second end of the first L-shaped support rod 1 connected to the gear 3 and the second end of the second L-shaped support rod 2 connected to the gear lock 4 are rotated toward the bed cloth 9 When the gear 3 and the gear lock 4 are relatively slid, that is, the rotation between the first L-shaped support rod 1 and the second L-shaped support rod 2 is allowed; at the second end and the second end of the first L-shaped support rod 1 When the second end of the L-shaped support rod 2 is rotated away from the bed cloth 9, the first L-shaped support rod 1 and the second L-shaped support rod are blocked because the teeth on the gear 3 and the teeth on the gear lock 4 are locked to each other. 2 rotation.

When assembling the folding bed, the first end of the first L-shaped support bar 1 is hinged to the first side strut 10, and the first end of the second L-shaped support bar 2 is hinged to the second side strut 20, and then The second end of the first L-shaped support bar 1 and the second end of the second L-shaped support bar 2 are rotated toward the bed cloth 9, as shown in Fig. 7, in the direction of the arrow, then the first L The distance between the first end of the type support rod 1 and the first end of the second L-shaped support rod 2 will become larger and larger, until the bed cloth 9 is tightened, the assembly of the folding bed can be completed, and the bed cloth 9 support Immediately after, as shown in FIG. 5, the second end of the first L-shaped support rod 1 and the second end of the second L-shaped support rod 2 do not have a continuous orientation due to the presence of the support force of the bed surface 9 at this time. The tendency to rotate in the direction of the bed cloth 9 has only a tendency to swivel away from the bed cloth 9, but due to the locking action between the first locking tooth surface 32 and the second locking tooth surface, the first The L-shaped support rod 1 and the second L-shaped support rod 2 cannot be rotated, thereby ensuring the stability of the use of the folding bed.

When folding the folding bed, the first side stay 10 is removed from the first L-shaped support rod 1, the second side stay 20 is removed from the second L-shaped support rod 2, and then the first L is The second end of the type support rod 1 or the second end of the second L-shaped support rod continues to rotate toward the bed cloth 9 until the first L-shaped support rod 1 and the second L-shaped support rod 2 are closed, and the Folding of the folding bed. The folding bed of the present invention has a small volume after being folded, and is easy to assemble and has a simple folding.

In an embodiment of the invention, the gear holder 5 and the compression spring 6 are further included. The gear 3 is located in the gear holder 5 and is circumferentially fixed relative to the gear holder 5, and is axially movable. The compression spring 6 is disposed on the gear. Between the gear lock 4 and the gear lock 4, the gear mount 5 and the gear lock 4 are axially connected, that is, the gear The fixing member 5 and the gear lock member 4 are relatively fixed in the axial direction. The teeth of the gear 3 are disposed on the end faces of the gears 3, and along the circumferential direction of the gears 3, the teeth on the gears 3 each have a first locking tooth surface 32 and a first slidable tooth surface 31. The teeth on the gear lock 4 are also disposed on the end faces of the gear lock member 4. In the circumferential direction of the gear lock member 4, the teeth on the gear lock member 4 have a second lock tooth surface and a second slidable Tooth surface. The first locking tooth surface 32 of the gear 3 and the second locking tooth surface of the gear lock 4 abut each other, the first slidable tooth surface 31 of the gear 3 and the second slidable tooth surface of the gear lock 4 Fit each other.

When the second end of the first L-shaped support bar 1 and the second end of the second L-shaped support bar 2 are rotated toward the bed cloth 9, the first slidable tooth surface 31 and the second slidable tooth surface overcome The friction between the two slides relative to each other. While sliding, the gear 3 is pressed by the second slidable tooth surface, and the pressure spring 6 is squeezed to move toward the gear fixing member 5, thereby ensuring the first The slidable tooth surface 31 is disengaged from the second slidable tooth surface, and the teeth on the gear 3 enter the next tooth on the gear lock 4.

When the first L-shaped support bar 1 and the second L-shaped support bar 2 have a tendency to rotate away from the bed cloth 9, the first locking tooth surface 32 on the gear 3 and the second locking tooth on the gear lock 4 The faces are pressed against each other, but since the first locking tooth surface 32 and the second locking tooth surface are locked to each other, the two cannot slide relative to each other, thereby preventing the first L-shaped support rod 1 and the second L-shaped support rod 2 from being slid. Turn.

In this embodiment, the compression spring 6, the locking tooth surface and the movable tooth surface are skillfully utilized to effect positive rotation of the gear 3 or the gear lock 4, and reverse locking.

In a specific embodiment of the present invention, the inner surface of the gear fixing member 5 is provided with a finite groove, and the outer circumferential surface of the gear 3 has a limiting projection 33 adapted to the limiting groove. Thus, the limit projection 33 on the gear 3 is caught in the stopper groove in the gear holder 5, and the circumferential positioning of the gear 3 with respect to the gear holder 5 is achieved. Of course, in order to ensure the reliability of the limit, a plurality of limiting grooves, such as 2, 3, 4, may be formed on the inner surface of the gear fixing member 5 along the circumferential direction thereof, correspondingly, on the outer circumference of the gear 3 A plurality of limit protrusions are arranged on the surface.

Preferably, in a particular embodiment of the invention, the first locking flank 32 of the gear 3 is 90. The tooth surface, the first slidable tooth surface 31 is 45. Tooth surface. The second locking tooth surface of the gear lock 4 is 90. The tooth surface, the second slidable tooth surface is a 45° tooth surface. It is obvious that the two 90° tooth faces are locked to each other, and the two cannot slide relative to each other, but two 45. The tooth faces can slide against each other. Of course, 90. The tooth surface and the 45° tooth surface are only preferred locking tooth surfaces and slidable tooth surfaces. The angles of the locking tooth surface and the slidable tooth surface are not specifically limited herein, as long as the locking and sliding can be satisfied. protected range. In a specific embodiment of the invention, the rivet 7 is included, the gear fixing member 5 is provided with a first rivet hole 51 adapted to the rivet 7, and the gear locking member 4 is provided with a second fitting with the rivet 7. The rivet hole 41 and the rivet 7 pass through the first rivet hole 51 and the second rivet hole 41 to fix the gear fixing member 5 and the gear lock member 4 in the axial direction. Of course, the gear fixing member 5 and the gear lock member 4 are rotatable around the rivet 7 in the circumferential direction.

In an embodiment of the invention, a button 8 is further included, which is capable of squeezing the gear 3, thereby causing the gear 3 to squeeze the compression spring 6, moving the gear 3 closer to the gear holder 5, thereby moving the gear 3 away from the gear lock The fitting 4 releases the lock between the gear 3 and the gear lock 4, so that the gear 3 and the gear lock 4 can be freely rotated, that is, the second end of the first L-shaped support rod 1 and the second L-shaped The second end of the support rod 2 can be rotated either close to the bed cloth 9 or away from the bed cloth 9. Figure 5 is a state in which the bed surface is stretched. If the folding bed is to be folded, the button 8 can be first pressed to unlock the gear 3 and the gear lock member 4, and then the first L-shaped support rod 1 is The second ends of the second end and the second L-shaped support bar 2 are rotated away from the bed cloth 9 such that the first end of the first side stay 1 and the first end of the second side stay 2 are As the distance becomes smaller, the bed cloth 9 is loosened, thereby facilitating the disassembly of the first side stay 10 and the second side stay 20.

Specifically, the button 8 described above includes a button face 81 and a presser foot 82 connected to the button face 81. The button 8 is exposed on the outside of the gear lock member 4. The gear lock member 4 is provided with a presser foot hole 42 that is in clearance with the presser foot 82. At the bottom of the presser foot 82, a presser foot protrusion 83 is provided. From 83, the presser foot 82 is prevented from passing through the presser foot hole 42. This achieves the connection of the button 8 and the gear lock 4.

In a specific embodiment of the invention, the gear mount 5 has a first connecting tube 53 and the gear lock 4 has a second connecting tube 43. One end of the first L-shaped support rod 1 is inserted into the first connecting pipe 53, and one end of the second L-shaped support rod 2 is inserted into the second connecting pipe 43. As shown in FIG. 8, the first L-shaped support bar 1 and the second L-shaped support bar 2 are closed, and in order to further reduce the volume after the folding, the second L-shaped support bar 2 is disposed in the second connecting pipe 43. The self-transmission is 180° and reaches the first L-shaped support rod 1. Of course, it is also possible to join the first L-shaped support rod 1 to the second L-shaped support rod 2.

In an embodiment of the invention, the end of the "|" structure of the first L-shaped support bar 1 is provided with a first C-shaped card member 11, and the end portion of the "|" structure of the second L-shaped support bar 2 is provided. There is a second C-type card member 21. The first C-shaped clip 11 is used to snap the first side stay 10 and the second C-type clip 21 is used for the second side stay 20 of the clip. Realizing the relationship between the first L-shaped support rod 1 and the first side stay 10 by using a C-shaped card member Removable connection and hinged, both convenient and secure.

The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not to be limited to the embodiments shown herein, but is to be accorded to the broadest scope of the principles and novel features disclosed herein.

Claims

Rights request

1. A folding bed includes:

bedcloth (9);

The first side strut (10) connected to the first edge of the bed cloth (9), the second side strut (20) connected to the second edge of the bed cloth (9), the first The edge is opposite to the second edge; it is characterized in that it also includes:

A first L-shaped support rod (1) with a first end hinged to the first side support rod (10);

A second L-shaped support rod (2) whose first end is hinged to the second side support rod (20);

A gear (3) connected to the second end of the first L-shaped support rod (1);

A gear locking member (4) connected to the second end of the second L-shaped support rod (2). The gear locking member (4) has teeth connected to the gear (3). The second end of the first L-shaped support rod (1) and the second end of the second L-shaped support rod (2) are locked with each other when rotating away from the bed cloth (9). The second end of the L-shaped support rod (1) and the second end of the second L-shaped support rod (2) are close to the teeth that slide relatively when the bed cloth (9) rotates.

2. The folding bed according to claim 1, further comprising:

Gear fixing part (5), the gear (3) is located in the gear fixing part (5), and is fixed circumferentially and axially movable relative to the gear fixing part (5), and the gear fixing part (5) 5) A compression spring (6) is installed between the gear (3) and the teeth of the gear (3) are arranged on the end surface of the gear (3) along the circumferential direction of the gear (3) , the teeth of the gear (3) have a first locking tooth surface (32) and a first slidable tooth surface (31);

The gear locking part (4) is axially connected to the gear fixing part (5), and the teeth of the gear locking part (4) are arranged on the end surface of the gear locking part (4) along the In the circumferential direction of the gear locking member (4), the teeth of the gear locking member (4) have a second lock that can fit and lock each other with the first locking tooth surface (32). The tooth surface has a second slidable tooth surface that can fit with the first slidable tooth surface (31) and can slide relative to each other.

3. The folding bed according to claim 2, characterized in that a limit groove is provided on the inner surface of the gear fixing member (5), and the outer circumferential surface of the gear (3) has a limit groove corresponding to the limit groove. The groove-adapted limit protrusion (33).

4. The folding bed according to claim 2, characterized in that the first locking tooth surface (32) is 90°. Tooth surface, the first slidable tooth surface (31) is 45. Tooth surfaces, the second locking tooth surface is a 90° tooth surface, and the second slidable tooth surface is a 45° tooth surface.

5. The folding bed according to claim 2, further comprising a rivet (7), and the gear fixing member (5) is provided with a first rivet hole (51) adapted to the rivet (7). ), the gear locking member (4) is provided with a second rivet hole (41) adapted to the rivet (7).

6. The folding bed according to claim 2, further comprising a device capable of pressing the gear (3) toward the gear fixing member (5) to disengage the gear (3) from the gear lock. button (8) of item (4).

7. The folding bed according to claim 6, characterized in that the button (8) includes: a button surface (81) located outside the gear locking member (4);

The presser foot (82) is connected to the button surface (81) and can press the gear (3). The gear locking part (4) is provided with a presser foot (82) that is adapted to the presser foot (82). Foot hole (42), the bottom end of the presser foot (82) has a presser foot protrusion (83) that prevents the presser foot (82) from passing out of the presser foot hole (42).

8. The folding bed according to claim 2, characterized in that the gear fixing member (5) has a first connecting pipe (53), and one end of the first L-shaped support rod (1) is inserted into the first connecting pipe (53). Inside a connecting pipe (53).

9. The folding bed according to claim 2, characterized in that the gear locking member (4) is provided with a second connecting pipe (43), and one end of the second L-shaped support rod (2) is inserted into the inside the second connecting pipe (43).

10. The folding bed according to claim 1, characterized in that the first end of the first L-shaped support rod (1) is provided with a first C that is engaged with the first side support rod (10). Type clamp (11), the first end of the second L-shaped support rod (2) is provided with a second C-shaped clamp (21) that is clamped with the second side support rod (20).